Cov lus qhia hauv qab no yog txhua yam hais txog cov kab lus Hose fittings , los ntawm cov lus qhia txog cov lus, koj tuaj yeem tau txais cov ntaub ntawv ntsig txog, lossis cov ncauj lus tshiab txog cov rooj sib luag hose fittings . Peb vam tias cov xov xwm no yuav muab txoj kev pab koj xav tau. Thiab yog tias cov rooj sib tham hose fittings tsis tuaj yeem daws tau koj cov kev xav tau, koj tuaj yeem tiv tauj peb rau cov ntaub ntawv cuam tshuam.